Koro-Sensei Quest!

It's the ultimate showdown. The toughest fighters from "Baki Hanma" and "Kengan Ashura" clash in this unprecedented, hard-hitting martial arts crossover.

It's the year of destiny, and 15 year old Kamui Shiro, a powerful psychic, has returned to Toyko after a 6 year absence, having left when he was very young. He wants to be with his childhood friends, Fuma (his best friend) and Kotori, Fuma's little sister (and Kamui's possible girlfriend). He wants to protect them from all dangers, but destiny and fate are haunting Kamui and pulling in himself and his beloved childhood friends. It is his destiny and his sole decision to decide the fate of the world, no matter if he wants the role or not. Now it is a matter of if he will join the side of the Seven Seals and become the Dragon of Heaven to save mankind or join the Seven Angels and become the Dragon of Earth to destroy all civilization so the earth can heal itself from man's destruction.

Born a powerful psychic, high schooler Kusuo Saiki craves the simple life. But the weirdos in his class make it difficult to conceal his abilities.

Jr. High School Student Wataru and his friends like playing in an abandond building and looking for ghosts. However it seems he is not the only one. Another mysterious student Mitsuru shows Wataru that there is a magical door to another world where one can go and get the Goddess of Fortune to grant one wish! When tragedy strikes Wataru's family he decides to open the door for himself.

High school student Kyosuke Shikijo is the most talented member of the school's martial arts of the fist club. His late father was detective and Kyosuke share his father's strong sense of justice. Kyosuke also has a secret. Kyosuke likes to wear female underwear and transforms himself into the alter ego "Hentai Kamen," wearing female underwear and gaining superhuman powers. This unusual interest also comes from his parents, with his father a masochist and his mother a sadist. By chance, Kyosuke gets the underwear of female high school student Aiko Himeno. With her underwear, he gains various pervert techniques and attempts to protect Aiko from a dirty and heinous teacher.